Finding the Fourth Proportional to 4,416,585.05, 6,624,879.86 and 1,384,187.09
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Solution
The fourth proportional to 4,416,585.05, 6,624,879.86 and 1,384,187.09 is: 2,076,281.34
Step by Step Solution
- Step 1: Write the proportion equation
4,416,585.05 : 6,624,879.86 = 1,384,187.09 : x - Step 2: Convert to fraction form
4,416,585.05/6,624,879.86 = 1,384,187.09/x - Step 3: Cross multiply
4,416,585.05x = 6,624,879.86 × 1,384,187.09 - Step 4: Simplify right side
4,416,585.05x = 9,170,073,145,349.08 - Step 5: Solve for x
x = 9,170,073,145,349.08/4,416,585.05 - Step 6: Final answer
x = 2,076,281.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.